12138894

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:409

約数の個数: 48

約数和(自身を含む): 27799200

約数和(自身を除く): 15660306

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 109, 138, 207, 218, 269, 327, 414, 538, 654, 807, 981, 1614, 1962, 2421, 2507, 4842, 5014, 6187, 7521, 12374, 15042, 18561, 22563, 29321, 37122, 45126, 55683, 58642, 87963, 111366, 175926, 263889, 527778, 674383, 1348766, 2023149, 4046298, 6069447, 12138894]

約数ペア:

[(1, 12138894), (2, 6069447), (3, 4046298), (6, 2023149), (9, 1348766), (18, 674383), (23, 527778), (46, 263889), (69, 175926), (109, 111366), (138, 87963), (207, 58642), (218, 55683), (269, 45126), (327, 37122), (414, 29321), (538, 22563), (654, 18561), (807, 15042), (981, 12374), (1614, 7521), (1962, 6187), (2421, 5014), (2507, 4842)]